Padlock



FIG. 1 is a left-side perspective view of a padlock showing my new design.

FIG. 2 is a right-side perspective view thereof.

FIG. 3 is a front view thereof.

FIG. 4 is a top view thereof.

FIG. 5 is a bottom view thereof.

FIG. 6 is a left-side view thereof.

FIG. 7 is a right-side view thereof; and,

FIG. 8 is a back view thereof.

The broken lines shown represent unclaimed subject matter and form no part of the claimed design. 

CLAIM The ornamental design for a padlock, as shown and described. 